Method for making alkylated phenols
US7288683B2 · kind B2 · utility
1Cited by
144References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 16, 2006 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Jun 16, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An alkylation method comprises reacting a hydroxy aromatic compound with an alkyl alcohol in the presence of an alkylation catalyst comprising a metal oxide wherein the alkylation catalyst, has a surface area to volume ratio of about 950 to about 4,000 m2/m3, an aspect ratio of about 0.7 to about 1.0 or a combination of the foregoing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.